Physical; Materials Science

A new synthetic smectite-like vanadosilicate containing V3+ in the framework

Authors: Chaves, TF; Possato, LG; Santilli, CV; Perez-Pariente, J

Article.
Appl. Clay Sci.. vol: 186. page: 0169-1317.
Date: mar-01. 2020.
Doi: 10.1016/j.clay.2020.105452.

Abstract:
A new synthetic smectite-like vanadosilicate, named Vanadosilicate Araraquara Madrid (VAM), containing V3+ was prepared by a hydrothermal method and its behavior as catalyst for methanol oxidation was investigated by X-ray Absorption Spectroscopy (XAS) under operando conditions. The samples were [leer más]

Interdiffusive Surfactant Procedure for the Preparation of Nanoarchitectured Porous Films: Application to the Growth of Titania Thin Films on Silicon Substrates

Authors: Perez-Carvajal, J; Aranda, P; Boissiere, C; Sanchez, C; Ruiz-Hitzky, E

Article.
Langmuir. vol: 35. page: 0743-7463.
Date: jun-04. 2019.
Doi: 10.1021/acs.langmuir.9b00960.

Abstract:
Herein is reported the preparation of nanostructured mesoporous supported films, in this case, titanium dioxide nanoparticles on silicon wafer, according to a new approach taking place in two consecutive deposition steps: (i) coating of a homogeneous and continuous layer [leer más]

A new synthetic smectite-like vanadosilicate containing V3+ in the framework

Authors: Chaves, TF; Possato, LG; Santilli, CV; Perez-Pariente, J

Article.
Appl. Clay Sci.. vol: 186. page: 0169-1317.
Date: mar-01. 2020.
Doi: 10.1016/j.clay.2020.105452.

Abstract:
A new synthetic smectite-like vanadosilicate, named Vanadosilicate Araraquara Madrid (VAM), containing V3+ was prepared by a hydrothermal method and its behavior as catalyst for methanol oxidation was investigated by X-ray Absorption Spectroscopy (XAS) under operando conditions. The samples were [leer más]

Dynamic Ferrimagnetic Order in a Highly Distorted Double Perovskite Y2CoRuO6

Authors: Deng, Z; Retuerto, M; Liu, SZ; Croft, M; Stephens, PW; Calder, S; Li, WM; Chen, BJ; Jin, CQ; Hu, ZW; Li, MR; Lin, HJ; Chan, TS; Chen, CT; Kim, SW; Greenblatt, M

Article.
Chem. Mat.. vol: 30. page: 0897-4756.
Date: oct-23. 2018.
Doi: 10.1021/acs.chemmater.8b02728.

Abstract:
Y2CoRuO6 was synthesized as a B-site ordered double perovskite with distorted monoclinic P2(1)/n symmetry and an [leer más]

Effect of different promoter precursors in a model Ru-Cs/graphite system on the catalytic selectivity for Fischer-Tropsch reaction

Authors: Eslava, JL; Iglesias-Juez, A; Fernandez-Garcia, M; Guerrero-Ruiz, A; Rodriguez-Ramos, I

Article.
Appl. Surf. Sci.. vol: 447. page: 0169-4332.
Date: jul-31. 2018.
Doi: 10.1016/j.apsusc.2018.03.207.

Abstract:
The effect of using two different promoter precursors on the Fischer-Tropsch synthesis was studied over cesium promoted ruthenium catalysts supported on a high surface area graphite support. In this work we reveal significant modifications in the selectivity [leer más]

Inclusion of Ti and Zr species on clay surfaces and their effect on the interaction with organic molecules

Authors: Rangel-Rivera, P; Bachiller-Baeza, MB; Galindo-Esquivel, I; Rangel-Porras, G

Article.
Appl. Surf. Sci.. vol: 445. page: 0169-4332.
Date: jul-01. 2018.
Doi: 10.1016/j.apsusc.2018.03.157.

Abstract:
The interactions between the clay surface and the organic molecules play an important role in the efficient of these materials in adsorption and catalytic processes. These materials are often modified with the inclusion of other catalytic particles for the [leer más]

Polyoxotungstate@Carbon Nanocomposites As Oxygen Reduction Reaction (ORR) Electrocatalysts

Authors: Fernandes, DM; Novais, HC; Bacsa, R; Serp, P; Bachiller-Baeza, B; Rodriguez-Ramos, I; Guerrero-Ruiz, A; Freire, C

Article.
Langmuir. vol: 34. page: 0743-7463.
Date: jun-05. 2018.
Doi: 10.1021/acs.langmuir.8b00299.

Abstract:
The oxygen reduction reaction (ORR) has a crucial function as the cathode reaction in energy-converting systems, such as fuel cells (FCs), which contributes to a sustainable energy supply. However, the current use of [leer más]

Catalytic Activity and Proton Translocation of Reconstituted Respiratory Complex I Monitored by Surface-Enhanced Infrared Absorption Spectroscopy

Authors: Gutierrez-Sanz, O; Forbig, E; Batista, AP; Pereira, MM; Salewski, J; Mroginski, MA; Gotz, R; De Lacey, AL; Kozuch, J; Zebger, I

Article.
Langmuir. vol: 34. page: 0743-7463.
Date: may-22. 2018.
Doi: 10.1021/acs.langmuir.7b04057.

Abstract:
Respiratory complex I (CpI) is a key player in the way organisms obtain energy, being an energy transducer, which couples nicotinamide adenine dinucleotide (NADH)/quinone oxidoreduction with proton translocation [leer más]

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